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modified to accept numeric student id and accept text comments #2

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modified to accept numeric student id and accept text comments #2

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31 changes: 24 additions & 7 deletions canvasgrader/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@ class CanvasGrader(object):
Currently provides ability to create assignments and upload grades.
"""

def __init__(self, base_uri, course_id, id_key, api_key=None):
def __init__(self, base_uri, course_id, id_key=None, api_key=None):
self.base_uri = base_uri
self.course_id = course_id
self.id_key = id_key
Expand Down Expand Up @@ -42,7 +42,7 @@ def create_assignment(self, name, points_possible, published=True):

return response.json()['id']

def grade_assignment(self, assignment_id, grades):
def grade_assignment(self, assignment_id, grades=None, comments=None):
"""Post grades for a given assignment id.

grades is a dictionary which holds grades for the given assignment_id.
Expand All @@ -53,12 +53,29 @@ def grade_assignment(self, assignment_id, grades):
not see an error returned by the API for bad keys.
"""

def make_id_key(sid):
id_key = str(sid)
if self.id_key:
# canvas expects keys in this format for SIS
# https://canvas.instructure.com/doc/api/file.object_ids.html
id_key = "{id_key}:{sid}".format(
id_key = self.id_key, sid = sid)
return id_key


grades_for_canvas = {}
for sid, grade in grades.items():
# canvas expects keys in this format
k = 'grade_data[{id_key}:{sid}][posted_grade]'.format(
id_key=self.id_key, sid=sid)
grades_for_canvas[k] = grade

if grades:
for sid, grade in grades.items():
k = 'grade_data[{id_key}][posted_grade]'.format(
id_key=make_id_key(sid))
grades_for_canvas[k] = grade

if comments:
for sid, comment in comments.items():
k = 'grade_data[{id_key}][text_comment]'.format(
id_key=make_id_key(sid))
grades_for_canvas[k] = comment

return self.session.post(
self.build_url('/assignments/{}/submissions/update_grades'.format(assignment_id)),
Expand Down